/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineExternalUIInterface.h
DECLARE_DELEGATE_OneParam(FOnCreateAccountFlowComplete, constFLoginFlowResult& /*Result
* DECLARE_DELEGATE_RetVal_OneParam ( [FLoginFlowResult](API\Plugins\OnlineSubsystem\Interfaces\FLoginFlowResult), [FOnLoginRedirectURL](API\Plugins\OnlineSubsystem\Interfaces\FOnLoginRedirectURL), const [FString](API\Runtime\Core\Containers\FString) & )